Retirement, Pension and Other Postretirement Plans - Net Postretirement Benefit Cost (Detail) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2016	Oct. 31, 2015	Oct. 31, 2014
Postretirement Benefit Plans, United States [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 849	$ 979	$ 1,037
Interest cost	2,923	2,946	3,062
Amortization of prior service credit	(267)	(438)	(449)
Amortization of net actuarial (gain) loss	684	1,104	1,435
Total benefit cost	4,189	4,591	5,085
Postretirement Benefit Plans, International [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	16	29	28
Interest cost	23	35	38
Amortization of net actuarial (gain) loss	(24)		(13)
Total benefit cost	$ 15	$ 64	$ 53